./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ssh-simplified/s3_srvr_14_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9ece63a9-7d45-4399-8cf7-5e6103c0522c/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9ece63a9-7d45-4399-8cf7-5e6103c0522c/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9ece63a9-7d45-4399-8cf7-5e6103c0522c/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9ece63a9-7d45-4399-8cf7-5e6103c0522c/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ssh-simplified/s3_srvr_14_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9ece63a9-7d45-4399-8cf7-5e6103c0522c/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9ece63a9-7d45-4399-8cf7-5e6103c0522c/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8b245293effe524631a7c3459bf277cf6c81eafa ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 10:33:25,100 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 10:33:25,101 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 10:33:25,110 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 10:33:25,110 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 10:33:25,110 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 10:33:25,111 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 10:33:25,112 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 10:33:25,114 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 10:33:25,114 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 10:33:25,115 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 10:33:25,115 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 10:33:25,116 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 10:33:25,116 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 10:33:25,117 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 10:33:25,118 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 10:33:25,118 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 10:33:25,119 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 10:33:25,121 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 10:33:25,122 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 10:33:25,123 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 10:33:25,124 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 10:33:25,125 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 10:33:25,125 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 10:33:25,126 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 10:33:25,126 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 10:33:25,127 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 10:33:25,128 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 10:33:25,129 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 10:33:25,129 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 10:33:25,129 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 10:33:25,130 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 10:33:25,130 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 10:33:25,130 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 10:33:25,131 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 10:33:25,132 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 10:33:25,132 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9ece63a9-7d45-4399-8cf7-5e6103c0522c/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 10:33:25,141 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 10:33:25,142 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 10:33:25,142 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 10:33:25,142 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 10:33:25,143 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 10:33:25,143 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 10:33:25,143 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 10:33:25,143 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 10:33:25,143 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 10:33:25,144 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 10:33:25,144 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 10:33:25,144 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 10:33:25,144 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 10:33:25,144 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 10:33:25,144 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 10:33:25,144 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 10:33:25,144 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 10:33:25,145 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 10:33:25,145 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 10:33:25,145 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 10:33:25,145 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 10:33:25,145 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 10:33:25,145 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 10:33:25,145 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 10:33:25,146 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 10:33:25,146 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 10:33:25,146 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 10:33:25,146 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 10:33:25,146 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 10:33:25,146 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 10:33:25,146 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_9ece63a9-7d45-4399-8cf7-5e6103c0522c/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b245293effe524631a7c3459bf277cf6c81eafa [2018-11-28 10:33:25,170 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 10:33:25,179 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 10:33:25,182 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 10:33:25,183 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 10:33:25,184 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 10:33:25,184 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9ece63a9-7d45-4399-8cf7-5e6103c0522c/bin-2019/uautomizer/../../sv-benchmarks/c/ssh-simplified/s3_srvr_14_false-unreach-call_false-termination.cil.c [2018-11-28 10:33:25,224 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9ece63a9-7d45-4399-8cf7-5e6103c0522c/bin-2019/uautomizer/data/761dff0c9/9d477af623044a98a49628f0ac214fb8/FLAGa9390cf5b [2018-11-28 10:33:25,698 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 10:33:25,699 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9ece63a9-7d45-4399-8cf7-5e6103c0522c/sv-benchmarks/c/ssh-simplified/s3_srvr_14_false-unreach-call_false-termination.cil.c [2018-11-28 10:33:25,705 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9ece63a9-7d45-4399-8cf7-5e6103c0522c/bin-2019/uautomizer/data/761dff0c9/9d477af623044a98a49628f0ac214fb8/FLAGa9390cf5b [2018-11-28 10:33:26,206 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9ece63a9-7d45-4399-8cf7-5e6103c0522c/bin-2019/uautomizer/data/761dff0c9/9d477af623044a98a49628f0ac214fb8 [2018-11-28 10:33:26,208 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 10:33:26,209 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 10:33:26,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 10:33:26,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 10:33:26,212 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 10:33:26,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:33:26" (1/1) ... [2018-11-28 10:33:26,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45138558 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26, skipping insertion in model container [2018-11-28 10:33:26,215 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:33:26" (1/1) ... [2018-11-28 10:33:26,219 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 10:33:26,245 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 10:33:26,394 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:33:26,398 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 10:33:26,442 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:33:26,493 INFO L195 MainTranslator]: Completed translation [2018-11-28 10:33:26,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26 WrapperNode [2018-11-28 10:33:26,494 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 10:33:26,494 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 10:33:26,495 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 10:33:26,495 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 10:33:26,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26" (1/1) ... [2018-11-28 10:33:26,506 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26" (1/1) ... [2018-11-28 10:33:26,510 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 10:33:26,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 10:33:26,511 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 10:33:26,511 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 10:33:26,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26" (1/1) ... [2018-11-28 10:33:26,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26" (1/1) ... [2018-11-28 10:33:26,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26" (1/1) ... [2018-11-28 10:33:26,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26" (1/1) ... [2018-11-28 10:33:26,527 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26" (1/1) ... [2018-11-28 10:33:26,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26" (1/1) ... [2018-11-28 10:33:26,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26" (1/1) ... [2018-11-28 10:33:26,542 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 10:33:26,542 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 10:33:26,542 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 10:33:26,542 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 10:33:26,543 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9ece63a9-7d45-4399-8cf7-5e6103c0522c/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 10:33:26,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 10:33:26,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 10:33:26,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 10:33:26,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 10:33:26,581 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 10:33:26,581 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 10:33:26,581 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2018-11-28 10:33:26,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2018-11-28 10:33:26,696 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-28 10:33:26,697 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 10:33:27,088 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 10:33:27,088 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 10:33:27,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:33:27 BoogieIcfgContainer [2018-11-28 10:33:27,088 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 10:33:27,089 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 10:33:27,089 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 10:33:27,092 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 10:33:27,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 10:33:26" (1/3) ... [2018-11-28 10:33:27,093 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f5343f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:33:27, skipping insertion in model container [2018-11-28 10:33:27,093 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26" (2/3) ... [2018-11-28 10:33:27,093 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f5343f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:33:27, skipping insertion in model container [2018-11-28 10:33:27,093 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:33:27" (3/3) ... [2018-11-28 10:33:27,095 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr_14_false-unreach-call_false-termination.cil.c [2018-11-28 10:33:27,101 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 10:33:27,108 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 10:33:27,122 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 10:33:27,147 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 10:33:27,147 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 10:33:27,148 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 10:33:27,148 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 10:33:27,148 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 10:33:27,148 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 10:33:27,148 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 10:33:27,148 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 10:33:27,148 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 10:33:27,166 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2018-11-28 10:33:27,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-28 10:33:27,171 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:27,172 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:27,173 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:27,177 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:27,177 INFO L82 PathProgramCache]: Analyzing trace with hash -2138433857, now seen corresponding path program 1 times [2018-11-28 10:33:27,178 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:27,178 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:27,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:27,216 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:27,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:27,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:27,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:27,347 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:27,348 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:33:27,350 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:33:27,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:33:27,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:33:27,360 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 5 states. [2018-11-28 10:33:27,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:27,648 INFO L93 Difference]: Finished difference Result 333 states and 566 transitions. [2018-11-28 10:33:27,648 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 10:33:27,650 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2018-11-28 10:33:27,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:27,658 INFO L225 Difference]: With dead ends: 333 [2018-11-28 10:33:27,659 INFO L226 Difference]: Without dead ends: 166 [2018-11-28 10:33:27,661 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:27,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2018-11-28 10:33:27,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 162. [2018-11-28 10:33:27,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2018-11-28 10:33:27,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 254 transitions. [2018-11-28 10:33:27,699 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 254 transitions. Word has length 28 [2018-11-28 10:33:27,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:27,699 INFO L480 AbstractCegarLoop]: Abstraction has 162 states and 254 transitions. [2018-11-28 10:33:27,699 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:33:27,699 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 254 transitions. [2018-11-28 10:33:27,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-28 10:33:27,700 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:27,701 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:27,701 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:27,701 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:27,701 INFO L82 PathProgramCache]: Analyzing trace with hash 1059341068, now seen corresponding path program 1 times [2018-11-28 10:33:27,701 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:27,701 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:27,702 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:27,702 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:27,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:27,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:27,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:27,783 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:27,784 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:33:27,785 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:33:27,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:33:27,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:33:27,785 INFO L87 Difference]: Start difference. First operand 162 states and 254 transitions. Second operand 5 states. [2018-11-28 10:33:27,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:27,967 INFO L93 Difference]: Finished difference Result 336 states and 528 transitions. [2018-11-28 10:33:27,967 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 10:33:27,967 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2018-11-28 10:33:27,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:27,969 INFO L225 Difference]: With dead ends: 336 [2018-11-28 10:33:27,969 INFO L226 Difference]: Without dead ends: 187 [2018-11-28 10:33:27,971 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:27,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2018-11-28 10:33:27,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 185. [2018-11-28 10:33:27,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-11-28 10:33:27,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 287 transitions. [2018-11-28 10:33:27,985 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 287 transitions. Word has length 29 [2018-11-28 10:33:27,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:27,985 INFO L480 AbstractCegarLoop]: Abstraction has 185 states and 287 transitions. [2018-11-28 10:33:27,985 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:33:27,986 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 287 transitions. [2018-11-28 10:33:27,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-28 10:33:27,986 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:27,987 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:27,987 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:27,987 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:27,987 INFO L82 PathProgramCache]: Analyzing trace with hash -947080425, now seen corresponding path program 1 times [2018-11-28 10:33:27,987 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:27,987 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:27,988 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:27,988 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:27,988 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:28,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:28,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:28,047 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:28,047 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:33:28,047 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:33:28,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:33:28,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:33:28,048 INFO L87 Difference]: Start difference. First operand 185 states and 287 transitions. Second operand 5 states. [2018-11-28 10:33:28,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:28,187 INFO L93 Difference]: Finished difference Result 367 states and 572 transitions. [2018-11-28 10:33:28,189 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 10:33:28,189 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2018-11-28 10:33:28,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:28,191 INFO L225 Difference]: With dead ends: 367 [2018-11-28 10:33:28,191 INFO L226 Difference]: Without dead ends: 195 [2018-11-28 10:33:28,192 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:28,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2018-11-28 10:33:28,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 191. [2018-11-28 10:33:28,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2018-11-28 10:33:28,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 298 transitions. [2018-11-28 10:33:28,205 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 298 transitions. Word has length 29 [2018-11-28 10:33:28,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:28,206 INFO L480 AbstractCegarLoop]: Abstraction has 191 states and 298 transitions. [2018-11-28 10:33:28,206 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:33:28,206 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 298 transitions. [2018-11-28 10:33:28,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-28 10:33:28,207 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:28,207 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:28,207 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:28,207 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:28,207 INFO L82 PathProgramCache]: Analyzing trace with hash 837081432, now seen corresponding path program 1 times [2018-11-28 10:33:28,207 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:28,208 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:28,208 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:28,208 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:28,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:28,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:28,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:28,282 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:28,282 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:33:28,282 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:33:28,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:33:28,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:33:28,283 INFO L87 Difference]: Start difference. First operand 191 states and 298 transitions. Second operand 5 states. [2018-11-28 10:33:28,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:28,409 INFO L93 Difference]: Finished difference Result 372 states and 582 transitions. [2018-11-28 10:33:28,409 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 10:33:28,409 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2018-11-28 10:33:28,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:28,410 INFO L225 Difference]: With dead ends: 372 [2018-11-28 10:33:28,410 INFO L226 Difference]: Without dead ends: 194 [2018-11-28 10:33:28,411 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:28,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2018-11-28 10:33:28,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 192. [2018-11-28 10:33:28,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2018-11-28 10:33:28,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 299 transitions. [2018-11-28 10:33:28,422 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 299 transitions. Word has length 29 [2018-11-28 10:33:28,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:28,423 INFO L480 AbstractCegarLoop]: Abstraction has 192 states and 299 transitions. [2018-11-28 10:33:28,423 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:33:28,423 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 299 transitions. [2018-11-28 10:33:28,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-28 10:33:28,424 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:28,424 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:28,424 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:28,424 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:28,424 INFO L82 PathProgramCache]: Analyzing trace with hash -2002433700, now seen corresponding path program 1 times [2018-11-28 10:33:28,424 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:28,425 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:28,425 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:28,425 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:28,426 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:28,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:28,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:28,471 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:28,472 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:33:28,472 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:33:28,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:33:28,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:33:28,472 INFO L87 Difference]: Start difference. First operand 192 states and 299 transitions. Second operand 5 states. [2018-11-28 10:33:28,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:28,593 INFO L93 Difference]: Finished difference Result 383 states and 594 transitions. [2018-11-28 10:33:28,593 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 10:33:28,593 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2018-11-28 10:33:28,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:28,594 INFO L225 Difference]: With dead ends: 383 [2018-11-28 10:33:28,594 INFO L226 Difference]: Without dead ends: 204 [2018-11-28 10:33:28,595 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:28,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2018-11-28 10:33:28,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 192. [2018-11-28 10:33:28,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2018-11-28 10:33:28,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 297 transitions. [2018-11-28 10:33:28,603 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 297 transitions. Word has length 30 [2018-11-28 10:33:28,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:28,603 INFO L480 AbstractCegarLoop]: Abstraction has 192 states and 297 transitions. [2018-11-28 10:33:28,604 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:33:28,604 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 297 transitions. [2018-11-28 10:33:28,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-28 10:33:28,604 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:28,604 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:28,605 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:28,605 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:28,605 INFO L82 PathProgramCache]: Analyzing trace with hash 533516532, now seen corresponding path program 1 times [2018-11-28 10:33:28,605 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:28,605 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:28,606 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:28,606 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:28,606 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:28,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:28,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:28,655 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:28,655 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:33:28,655 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:33:28,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:33:28,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:33:28,655 INFO L87 Difference]: Start difference. First operand 192 states and 297 transitions. Second operand 5 states. [2018-11-28 10:33:28,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:28,773 INFO L93 Difference]: Finished difference Result 383 states and 590 transitions. [2018-11-28 10:33:28,773 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 10:33:28,773 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2018-11-28 10:33:28,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:28,774 INFO L225 Difference]: With dead ends: 383 [2018-11-28 10:33:28,774 INFO L226 Difference]: Without dead ends: 204 [2018-11-28 10:33:28,775 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:28,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2018-11-28 10:33:28,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 192. [2018-11-28 10:33:28,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2018-11-28 10:33:28,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 295 transitions. [2018-11-28 10:33:28,782 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 295 transitions. Word has length 31 [2018-11-28 10:33:28,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:28,782 INFO L480 AbstractCegarLoop]: Abstraction has 192 states and 295 transitions. [2018-11-28 10:33:28,783 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:33:28,783 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 295 transitions. [2018-11-28 10:33:28,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-28 10:33:28,783 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:28,783 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:28,784 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:28,784 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:28,784 INFO L82 PathProgramCache]: Analyzing trace with hash -714108489, now seen corresponding path program 1 times [2018-11-28 10:33:28,784 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:28,784 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:28,785 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:28,785 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:28,785 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:28,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:28,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:28,840 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:28,840 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:33:28,841 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:33:28,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:33:28,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:33:28,841 INFO L87 Difference]: Start difference. First operand 192 states and 295 transitions. Second operand 5 states. [2018-11-28 10:33:28,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:28,948 INFO L93 Difference]: Finished difference Result 383 states and 586 transitions. [2018-11-28 10:33:28,948 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 10:33:28,948 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2018-11-28 10:33:28,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:28,949 INFO L225 Difference]: With dead ends: 383 [2018-11-28 10:33:28,949 INFO L226 Difference]: Without dead ends: 204 [2018-11-28 10:33:28,950 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:28,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2018-11-28 10:33:28,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 192. [2018-11-28 10:33:28,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2018-11-28 10:33:28,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 293 transitions. [2018-11-28 10:33:28,958 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 293 transitions. Word has length 32 [2018-11-28 10:33:28,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:28,958 INFO L480 AbstractCegarLoop]: Abstraction has 192 states and 293 transitions. [2018-11-28 10:33:28,959 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:33:28,959 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 293 transitions. [2018-11-28 10:33:28,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-28 10:33:28,959 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:28,959 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:28,960 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:28,960 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:28,960 INFO L82 PathProgramCache]: Analyzing trace with hash 522773526, now seen corresponding path program 1 times [2018-11-28 10:33:28,960 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:28,960 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:28,961 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:28,961 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:28,961 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:28,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:28,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:28,979 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:28,979 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 10:33:28,980 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 10:33:28,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 10:33:28,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:28,980 INFO L87 Difference]: Start difference. First operand 192 states and 293 transitions. Second operand 3 states. [2018-11-28 10:33:29,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:29,002 INFO L93 Difference]: Finished difference Result 542 states and 828 transitions. [2018-11-28 10:33:29,002 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 10:33:29,003 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 32 [2018-11-28 10:33:29,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:29,004 INFO L225 Difference]: With dead ends: 542 [2018-11-28 10:33:29,004 INFO L226 Difference]: Without dead ends: 363 [2018-11-28 10:33:29,005 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:29,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2018-11-28 10:33:29,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 361. [2018-11-28 10:33:29,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 361 states. [2018-11-28 10:33:29,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 548 transitions. [2018-11-28 10:33:29,020 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 548 transitions. Word has length 32 [2018-11-28 10:33:29,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:29,020 INFO L480 AbstractCegarLoop]: Abstraction has 361 states and 548 transitions. [2018-11-28 10:33:29,020 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 10:33:29,020 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 548 transitions. [2018-11-28 10:33:29,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-28 10:33:29,021 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:29,021 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:29,021 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:29,021 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:29,021 INFO L82 PathProgramCache]: Analyzing trace with hash -1890290600, now seen corresponding path program 1 times [2018-11-28 10:33:29,021 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:29,022 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:29,022 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:29,022 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:29,022 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:29,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:29,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:29,061 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:29,061 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 10:33:29,061 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 10:33:29,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 10:33:29,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:29,062 INFO L87 Difference]: Start difference. First operand 361 states and 548 transitions. Second operand 6 states. [2018-11-28 10:33:29,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:29,304 INFO L93 Difference]: Finished difference Result 1105 states and 1685 transitions. [2018-11-28 10:33:29,304 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 10:33:29,304 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2018-11-28 10:33:29,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:29,306 INFO L225 Difference]: With dead ends: 1105 [2018-11-28 10:33:29,306 INFO L226 Difference]: Without dead ends: 758 [2018-11-28 10:33:29,307 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-11-28 10:33:29,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 758 states. [2018-11-28 10:33:29,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 758 to 604. [2018-11-28 10:33:29,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 604 states. [2018-11-28 10:33:29,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 604 states and 933 transitions. [2018-11-28 10:33:29,323 INFO L78 Accepts]: Start accepts. Automaton has 604 states and 933 transitions. Word has length 33 [2018-11-28 10:33:29,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:29,324 INFO L480 AbstractCegarLoop]: Abstraction has 604 states and 933 transitions. [2018-11-28 10:33:29,324 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 10:33:29,324 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 933 transitions. [2018-11-28 10:33:29,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-28 10:33:29,325 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:29,325 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:29,325 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:29,325 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:29,325 INFO L82 PathProgramCache]: Analyzing trace with hash 2062397286, now seen corresponding path program 1 times [2018-11-28 10:33:29,326 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:29,326 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:29,326 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:29,326 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:29,326 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:29,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:29,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:29,359 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:29,359 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:33:29,360 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:33:29,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:33:29,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:33:29,360 INFO L87 Difference]: Start difference. First operand 604 states and 933 transitions. Second operand 5 states. [2018-11-28 10:33:29,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:29,510 INFO L93 Difference]: Finished difference Result 1336 states and 2097 transitions. [2018-11-28 10:33:29,514 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 10:33:29,514 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 47 [2018-11-28 10:33:29,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:29,516 INFO L225 Difference]: With dead ends: 1336 [2018-11-28 10:33:29,516 INFO L226 Difference]: Without dead ends: 746 [2018-11-28 10:33:29,517 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:29,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 746 states. [2018-11-28 10:33:29,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 746 to 726. [2018-11-28 10:33:29,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 726 states. [2018-11-28 10:33:29,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 726 states and 1148 transitions. [2018-11-28 10:33:29,535 INFO L78 Accepts]: Start accepts. Automaton has 726 states and 1148 transitions. Word has length 47 [2018-11-28 10:33:29,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:29,536 INFO L480 AbstractCegarLoop]: Abstraction has 726 states and 1148 transitions. [2018-11-28 10:33:29,536 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:33:29,536 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1148 transitions. [2018-11-28 10:33:29,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-28 10:33:29,537 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:29,537 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:29,537 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:29,537 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:29,538 INFO L82 PathProgramCache]: Analyzing trace with hash 1882441225, now seen corresponding path program 1 times [2018-11-28 10:33:29,538 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:29,538 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:29,538 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:29,538 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:29,538 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:29,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:29,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:29,639 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:29,639 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:33:29,639 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:33:29,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:33:29,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:33:29,639 INFO L87 Difference]: Start difference. First operand 726 states and 1148 transitions. Second operand 5 states. [2018-11-28 10:33:29,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:29,814 INFO L93 Difference]: Finished difference Result 1503 states and 2397 transitions. [2018-11-28 10:33:29,814 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 10:33:29,814 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 48 [2018-11-28 10:33:29,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:29,817 INFO L225 Difference]: With dead ends: 1503 [2018-11-28 10:33:29,817 INFO L226 Difference]: Without dead ends: 791 [2018-11-28 10:33:29,818 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:29,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 791 states. [2018-11-28 10:33:29,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 791 to 771. [2018-11-28 10:33:29,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 771 states. [2018-11-28 10:33:29,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 771 states and 1233 transitions. [2018-11-28 10:33:29,849 INFO L78 Accepts]: Start accepts. Automaton has 771 states and 1233 transitions. Word has length 48 [2018-11-28 10:33:29,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:29,849 INFO L480 AbstractCegarLoop]: Abstraction has 771 states and 1233 transitions. [2018-11-28 10:33:29,849 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:33:29,850 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1233 transitions. [2018-11-28 10:33:29,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-28 10:33:29,852 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:29,852 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:29,852 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:29,853 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:29,853 INFO L82 PathProgramCache]: Analyzing trace with hash -1853066695, now seen corresponding path program 1 times [2018-11-28 10:33:29,853 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:29,853 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:29,853 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:29,854 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:29,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:29,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:29,900 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:29,900 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:29,900 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 10:33:29,901 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 10:33:29,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 10:33:29,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:29,901 INFO L87 Difference]: Start difference. First operand 771 states and 1233 transitions. Second operand 3 states. [2018-11-28 10:33:29,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:29,926 INFO L93 Difference]: Finished difference Result 1528 states and 2448 transitions. [2018-11-28 10:33:29,927 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 10:33:29,927 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 49 [2018-11-28 10:33:29,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:29,930 INFO L225 Difference]: With dead ends: 1528 [2018-11-28 10:33:29,930 INFO L226 Difference]: Without dead ends: 771 [2018-11-28 10:33:29,931 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:29,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 771 states. [2018-11-28 10:33:29,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 771 to 771. [2018-11-28 10:33:29,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 771 states. [2018-11-28 10:33:29,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 771 states and 1216 transitions. [2018-11-28 10:33:29,962 INFO L78 Accepts]: Start accepts. Automaton has 771 states and 1216 transitions. Word has length 49 [2018-11-28 10:33:29,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:29,962 INFO L480 AbstractCegarLoop]: Abstraction has 771 states and 1216 transitions. [2018-11-28 10:33:29,962 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 10:33:29,962 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1216 transitions. [2018-11-28 10:33:29,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-28 10:33:29,963 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:29,963 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:29,964 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:29,964 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:29,964 INFO L82 PathProgramCache]: Analyzing trace with hash 296629864, now seen corresponding path program 1 times [2018-11-28 10:33:29,964 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:29,964 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:29,965 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:29,965 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:29,965 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:29,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:29,996 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:29,996 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:29,996 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 10:33:29,997 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 10:33:29,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 10:33:29,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:29,997 INFO L87 Difference]: Start difference. First operand 771 states and 1216 transitions. Second operand 3 states. [2018-11-28 10:33:30,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:30,045 INFO L93 Difference]: Finished difference Result 1542 states and 2431 transitions. [2018-11-28 10:33:30,046 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 10:33:30,046 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 50 [2018-11-28 10:33:30,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:30,048 INFO L225 Difference]: With dead ends: 1542 [2018-11-28 10:33:30,048 INFO L226 Difference]: Without dead ends: 785 [2018-11-28 10:33:30,050 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:30,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 785 states. [2018-11-28 10:33:30,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 785 to 783. [2018-11-28 10:33:30,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 783 states. [2018-11-28 10:33:30,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 783 states and 1214 transitions. [2018-11-28 10:33:30,081 INFO L78 Accepts]: Start accepts. Automaton has 783 states and 1214 transitions. Word has length 50 [2018-11-28 10:33:30,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:30,081 INFO L480 AbstractCegarLoop]: Abstraction has 783 states and 1214 transitions. [2018-11-28 10:33:30,081 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 10:33:30,081 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1214 transitions. [2018-11-28 10:33:30,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-28 10:33:30,083 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:30,083 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:30,083 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:30,083 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:30,083 INFO L82 PathProgramCache]: Analyzing trace with hash -1787536740, now seen corresponding path program 1 times [2018-11-28 10:33:30,083 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:30,083 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:30,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:30,084 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:30,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:30,102 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:30,102 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:30,102 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 10:33:30,102 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 10:33:30,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 10:33:30,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:30,103 INFO L87 Difference]: Start difference. First operand 783 states and 1214 transitions. Second operand 3 states. [2018-11-28 10:33:30,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:30,160 INFO L93 Difference]: Finished difference Result 2304 states and 3578 transitions. [2018-11-28 10:33:30,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 10:33:30,161 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2018-11-28 10:33:30,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:30,166 INFO L225 Difference]: With dead ends: 2304 [2018-11-28 10:33:30,166 INFO L226 Difference]: Without dead ends: 1535 [2018-11-28 10:33:30,168 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:30,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1535 states. [2018-11-28 10:33:30,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1535 to 1223. [2018-11-28 10:33:30,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1223 states. [2018-11-28 10:33:30,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 1223 states and 1890 transitions. [2018-11-28 10:33:30,222 INFO L78 Accepts]: Start accepts. Automaton has 1223 states and 1890 transitions. Word has length 55 [2018-11-28 10:33:30,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:30,222 INFO L480 AbstractCegarLoop]: Abstraction has 1223 states and 1890 transitions. [2018-11-28 10:33:30,223 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 10:33:30,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 1890 transitions. [2018-11-28 10:33:30,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-28 10:33:30,224 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:30,224 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:30,225 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:30,225 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:30,225 INFO L82 PathProgramCache]: Analyzing trace with hash -894050402, now seen corresponding path program 1 times [2018-11-28 10:33:30,225 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:30,225 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:30,225 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:30,226 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:30,226 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:30,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:30,244 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:30,244 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:30,244 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 10:33:30,244 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 10:33:30,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 10:33:30,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:30,245 INFO L87 Difference]: Start difference. First operand 1223 states and 1890 transitions. Second operand 3 states. [2018-11-28 10:33:30,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:30,446 INFO L93 Difference]: Finished difference Result 2644 states and 4078 transitions. [2018-11-28 10:33:30,447 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 10:33:30,447 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2018-11-28 10:33:30,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:30,451 INFO L225 Difference]: With dead ends: 2644 [2018-11-28 10:33:30,452 INFO L226 Difference]: Without dead ends: 1436 [2018-11-28 10:33:30,454 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:30,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1436 states. [2018-11-28 10:33:30,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1436 to 1330. [2018-11-28 10:33:30,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1330 states. [2018-11-28 10:33:30,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1330 states and 2005 transitions. [2018-11-28 10:33:30,511 INFO L78 Accepts]: Start accepts. Automaton has 1330 states and 2005 transitions. Word has length 55 [2018-11-28 10:33:30,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:30,512 INFO L480 AbstractCegarLoop]: Abstraction has 1330 states and 2005 transitions. [2018-11-28 10:33:30,512 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 10:33:30,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 2005 transitions. [2018-11-28 10:33:30,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-28 10:33:30,513 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:30,513 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:30,514 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:30,514 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:30,514 INFO L82 PathProgramCache]: Analyzing trace with hash 1409568447, now seen corresponding path program 1 times [2018-11-28 10:33:30,514 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:30,514 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:30,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:30,515 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:30,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:30,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:30,539 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-28 10:33:30,539 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:30,539 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 10:33:30,540 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 10:33:30,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 10:33:30,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:30,540 INFO L87 Difference]: Start difference. First operand 1330 states and 2005 transitions. Second operand 3 states. [2018-11-28 10:33:30,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:30,678 INFO L93 Difference]: Finished difference Result 2813 states and 4239 transitions. [2018-11-28 10:33:30,679 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 10:33:30,679 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-28 10:33:30,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:30,682 INFO L225 Difference]: With dead ends: 2813 [2018-11-28 10:33:30,682 INFO L226 Difference]: Without dead ends: 1498 [2018-11-28 10:33:30,684 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:30,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1498 states. [2018-11-28 10:33:30,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1498 to 1456. [2018-11-28 10:33:30,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1456 states. [2018-11-28 10:33:30,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 1456 states and 2142 transitions. [2018-11-28 10:33:30,718 INFO L78 Accepts]: Start accepts. Automaton has 1456 states and 2142 transitions. Word has length 60 [2018-11-28 10:33:30,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:30,718 INFO L480 AbstractCegarLoop]: Abstraction has 1456 states and 2142 transitions. [2018-11-28 10:33:30,718 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 10:33:30,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 2142 transitions. [2018-11-28 10:33:30,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-28 10:33:30,720 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:30,720 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:30,720 INFO L423 AbstractCegarLoop]: === Iteration 17 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:30,720 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:30,721 INFO L82 PathProgramCache]: Analyzing trace with hash 2089626817, now seen corresponding path program 1 times [2018-11-28 10:33:30,721 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:30,721 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:30,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:30,721 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:30,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:30,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:30,752 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-28 10:33:30,753 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:30,753 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 10:33:30,753 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 10:33:30,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 10:33:30,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:30,753 INFO L87 Difference]: Start difference. First operand 1456 states and 2142 transitions. Second operand 3 states. [2018-11-28 10:33:30,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:30,795 INFO L93 Difference]: Finished difference Result 2744 states and 4014 transitions. [2018-11-28 10:33:30,796 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 10:33:30,796 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-28 10:33:30,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:30,800 INFO L225 Difference]: With dead ends: 2744 [2018-11-28 10:33:30,800 INFO L226 Difference]: Without dead ends: 1833 [2018-11-28 10:33:30,801 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:30,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1833 states. [2018-11-28 10:33:30,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1833 to 1318. [2018-11-28 10:33:30,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1318 states. [2018-11-28 10:33:30,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 1318 states and 1924 transitions. [2018-11-28 10:33:30,838 INFO L78 Accepts]: Start accepts. Automaton has 1318 states and 1924 transitions. Word has length 60 [2018-11-28 10:33:30,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:30,838 INFO L480 AbstractCegarLoop]: Abstraction has 1318 states and 1924 transitions. [2018-11-28 10:33:30,838 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 10:33:30,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1924 transitions. [2018-11-28 10:33:30,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-28 10:33:30,840 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:30,840 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:30,840 INFO L423 AbstractCegarLoop]: === Iteration 18 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:30,840 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:30,840 INFO L82 PathProgramCache]: Analyzing trace with hash -1796569389, now seen corresponding path program 1 times [2018-11-28 10:33:30,840 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:30,840 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:30,842 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:30,842 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:30,842 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:30,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:30,877 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:30,877 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:30,878 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 10:33:30,878 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 10:33:30,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 10:33:30,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:30,878 INFO L87 Difference]: Start difference. First operand 1318 states and 1924 transitions. Second operand 3 states. [2018-11-28 10:33:30,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:30,941 INFO L93 Difference]: Finished difference Result 3805 states and 5516 transitions. [2018-11-28 10:33:30,941 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 10:33:30,941 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-11-28 10:33:30,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:30,946 INFO L225 Difference]: With dead ends: 3805 [2018-11-28 10:33:30,946 INFO L226 Difference]: Without dead ends: 2502 [2018-11-28 10:33:30,948 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:30,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2502 states. [2018-11-28 10:33:31,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2502 to 2500. [2018-11-28 10:33:31,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2500 states. [2018-11-28 10:33:31,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 2500 states and 3577 transitions. [2018-11-28 10:33:31,011 INFO L78 Accepts]: Start accepts. Automaton has 2500 states and 3577 transitions. Word has length 61 [2018-11-28 10:33:31,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:31,011 INFO L480 AbstractCegarLoop]: Abstraction has 2500 states and 3577 transitions. [2018-11-28 10:33:31,011 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 10:33:31,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2500 states and 3577 transitions. [2018-11-28 10:33:31,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-28 10:33:31,013 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:31,014 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:31,014 INFO L423 AbstractCegarLoop]: === Iteration 19 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:31,014 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:31,014 INFO L82 PathProgramCache]: Analyzing trace with hash -1616425408, now seen corresponding path program 1 times [2018-11-28 10:33:31,014 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:31,014 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:31,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:31,015 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:31,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:33:31,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:33:31,049 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-11-28 10:33:31,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 10:33:31 BoogieIcfgContainer [2018-11-28 10:33:31,112 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 10:33:31,112 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 10:33:31,112 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 10:33:31,112 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 10:33:31,112 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:33:27" (3/4) ... [2018-11-28 10:33:31,114 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-28 10:33:31,192 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9ece63a9-7d45-4399-8cf7-5e6103c0522c/bin-2019/uautomizer/witness.graphml [2018-11-28 10:33:31,192 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 10:33:31,193 INFO L168 Benchmark]: Toolchain (without parser) took 4984.32 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 234.4 MB). Free memory was 952.6 MB in the beginning and 1.2 GB in the end (delta: -277.7 MB). Peak memory consumption was 278.0 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:31,194 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:33:31,194 INFO L168 Benchmark]: CACSL2BoogieTranslator took 284.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 952.6 MB in the beginning and 1.1 GB in the end (delta: -161.1 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:31,195 INFO L168 Benchmark]: Boogie Procedure Inliner took 16.01 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:33:31,195 INFO L168 Benchmark]: Boogie Preprocessor took 31.38 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:31,195 INFO L168 Benchmark]: RCFGBuilder took 546.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.1 MB). Peak memory consumption was 52.1 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:31,195 INFO L168 Benchmark]: TraceAbstraction took 4022.63 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 56.6 MB). Free memory was 1.1 GB in the beginning and 859.8 MB in the end (delta: 199.1 MB). Peak memory consumption was 255.7 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:31,195 INFO L168 Benchmark]: Witness Printer took 80.56 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 59.8 MB). Free memory was 859.8 MB in the beginning and 1.2 GB in the end (delta: -370.5 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:31,197 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 284.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 952.6 MB in the beginning and 1.1 GB in the end (delta: -161.1 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 16.01 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.38 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 546.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.1 MB). Peak memory consumption was 52.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4022.63 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 56.6 MB). Free memory was 1.1 GB in the beginning and 859.8 MB in the end (delta: 199.1 MB). Peak memory consumption was 255.7 MB. Max. memory is 11.5 GB. * Witness Printer took 80.56 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 59.8 MB). Free memory was 859.8 MB in the beginning and 1.2 GB in the end (delta: -370.5 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 641]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L646] int s ; [L647] int tmp ; [L651] s = 8464 VAL [s=8464] [L652] CALL ssl3_accept(s) VAL [\old(initial_state)=8464] [L12] int s__info_callback = __VERIFIER_nondet_int() ; [L13] int s__in_handshake = __VERIFIER_nondet_int() ; [L14] int s__state ; [L15] int s__new_session ; [L16] int s__server ; [L17] int s__version = __VERIFIER_nondet_int() ; [L18] int s__type ; [L19] int s__init_num ; [L20] int s__hit = __VERIFIER_nondet_int() ; [L21] int s__rwstate ; [L22] int s__init_buf___0 ; [L23] int s__debug = __VERIFIER_nondet_int() ; [L24] int s__shutdown ; [L25] int s__cert = __VERIFIER_nondet_int() ; [L26] int s__options = __VERIFIER_nondet_int() ; [L27] int s__verify_mode = __VERIFIER_nondet_int() ; [L28] int s__session__peer = __VERIFIER_nondet_int() ; [L29] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int() ; [L30] int s__ctx__info_callback = __VERIFIER_nondet_int() ; [L31] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int() ; [L32] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int() ; [L33] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int() ; [L34] int s__s3__tmp__cert_request ; [L35] int s__s3__tmp__reuse_message ; [L36] int s__s3__tmp__use_rsa_tmp ; [L37] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int() ; [L38] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int() ; [L39] int s__s3__tmp__next_state___0 ; [L40] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int() ; [L41] int s__session__cipher ; [L42] int buf ; [L43] unsigned long l ; [L44] unsigned long Time ; [L45] unsigned long tmp ; [L46] int cb ; [L47] long num1 = __VERIFIER_nondet_long() ; [L48] int ret ; [L49] int new_state ; [L50] int state ; [L51] int skip ; [L52] int got_new_session ; [L53] int tmp___1 = __VERIFIER_nondet_int() ; [L54] int tmp___2 = __VERIFIER_nondet_int() ; [L55] int tmp___3 = __VERIFIER_nondet_int() ; [L56] int tmp___4 = __VERIFIER_nondet_int() ; [L57] int tmp___5 = __VERIFIER_nondet_int() ; [L58] int tmp___6 = __VERIFIER_nondet_int() ; [L59] int tmp___7 ; [L60] long tmp___8 = __VERIFIER_nondet_long() ; [L61] int tmp___9 = __VERIFIER_nondet_int() ; [L62] int tmp___10 = __VERIFIER_nondet_int() ; [L63] int blastFlag ; [L64] int __cil_tmp55 ; [L65] unsigned long __cil_tmp56 ; [L66] unsigned long __cil_tmp57 ; [L67] unsigned long __cil_tmp58 ; [L68] unsigned long __cil_tmp59 ; [L69] int __cil_tmp60 ; [L70] unsigned long __cil_tmp61 ; [L73] s__s3__tmp__reuse_message = 0 [L74] s__state = initial_state [L75] blastFlag = 0 [L76] tmp = __VERIFIER_nondet_int() [L77] Time = tmp [L78] cb = 0 [L79] ret = -1 [L80] skip = 0 [L81] got_new_session = 0 VAL [\old(initial_state)=8464, blastFlag=0, cb=0, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=0, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L82] COND TRUE s__info_callback != 0 [L83] cb = s__info_callback VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=0, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L89] s__in_handshake ++ VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L90] COND TRUE tmp___1 + 12288 VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L91] COND TRUE tmp___2 + 16384 VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L95] COND FALSE !(s__cert == 0) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L99] COND TRUE 1 VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L101] state = s__state VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L102] COND FALSE !(s__state == 12292) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L105] COND FALSE !(s__state == 16384) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L108] COND FALSE !(s__state == 8192) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L111] COND FALSE !(s__state == 24576) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L114] COND FALSE !(s__state == 8195) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L117] COND FALSE !(s__state == 8480) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L120] COND FALSE !(s__state == 8481) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L123] COND FALSE !(s__state == 8482) VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L126] COND TRUE s__state == 8464 VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L272] s__shutdown = 0 [L273] ret = __VERIFIER_nondet_int() [L274] COND TRUE blastFlag == 0 [L275] blastFlag = 1 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L277] COND FALSE !(ret <= 0) [L280] got_new_session = 1 [L281] s__state = 8496 [L282] s__init_num = 0 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L603] COND TRUE ! s__s3__tmp__reuse_message VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L604] COND TRUE ! skip VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L605] COND TRUE tmp___1 != -12288 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L606] COND TRUE s__state != 8656 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L607] COND TRUE tmp___2 != -16384 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L608] COND FALSE !(state == 8496) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L615] COND FALSE !(\read(s__debug)) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L621] COND TRUE cb != 0 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L622] COND TRUE s__state != state [L623] new_state = s__state [L624] s__state = state [L625] s__state = new_state VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L630] skip = 0 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L99] COND TRUE 1 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L101] state = s__state VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L102] COND FALSE !(s__state == 12292) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L105] COND FALSE !(s__state == 16384) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L108] COND FALSE !(s__state == 8192) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L111] COND FALSE !(s__state == 24576) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L114] COND FALSE !(s__state == 8195) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L117] COND FALSE !(s__state == 8480) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L120] COND FALSE !(s__state == 8481) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L123] COND FALSE !(s__state == 8482) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L126] COND FALSE !(s__state == 8464) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L129] COND FALSE !(s__state == 8465) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L132] COND FALSE !(s__state == 8466) VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L135] COND TRUE s__state == 8496 VAL [\old(initial_state)=8464, blastFlag=1, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=2, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L286] ret = __VERIFIER_nondet_int() [L287] COND TRUE blastFlag == 1 [L288] blastFlag = 2 VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L290] COND FALSE !(ret <= 0) VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L293] COND FALSE !(\read(s__hit)) [L296] s__state = 8512 VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L298] s__init_num = 0 VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L603] COND TRUE ! s__s3__tmp__reuse_message VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L604] COND TRUE ! skip VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L605] COND TRUE tmp___1 != -12288 VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L606] COND TRUE s__state != 8656 VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L607] COND TRUE tmp___2 != -16384 VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L608] COND TRUE state == 8496 VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L641] __VERIFIER_error() VAL [\old(initial_state)=8464, blastFlag=2, cb=1, got_new_session=1, initial_state=8464, new_state=8496, num1=0, ret=5, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8512, s__verify_mode=0, s__version=0, skip=0, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 161 locations, 1 error locations. UNSAFE Result, 3.9s OverallTime, 19 OverallIterations, 2 TraceHistogramMax, 2.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3760 SDtfs, 6119 SDslu, 3181 SDs, 0 SdLazy, 1945 SolverSat, 464 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 87 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2500occurred in iteration=18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 18 MinimizatonAttempts, 1223 StatesRemovedByMinimization, 17 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 820 NumberOfCodeBlocks, 820 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 740 ConstructedInterpolants, 0 QuantifiedInterpolants, 91216 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 118/118 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...